 A regular pyramid is a pyramid whose base is a regular polygon, the center of which coincides with the foot of the altitude.  Working Drawings - Page 156by Arthur Bradford Babbitt - 1911 - 201 pagesFull view - About this book
 | Aaron Schuyler - Geometry - 1876 - 384 pages
...BV, ... are its lateral edges ; AB, BC, ... its basal edges ; F is its vertex ; VO, its altitude. 9. A regular pyramid is a pyramid whose base is a regular polygon, and whose vertex is in the perpendicular to the base at its center. 10. The axis of a regular pyramid... | |
 | George Albert Wentworth - Geometry - 1877 - 426 pages
...lateral edges ; AB, B С, etc. its basal edges ; V is its vertex ; V 0 is its altitude. B 556. DEF. A Regular pyramid is a pyramid whose base is a regular polygon, and whose vertex is in the perpendicular to the base at its centre. 557. DEF. The Axis of a regular... | |
 | Seth Thayer Stewart - Geometry, Modern - 1891 - 422 pages
...a rectangle for its base, a rectangular pyramid, etc., pyramids being named from their bases. 469. A regular pyramid is a pyramid whose base is a regular polygon, and whose apex is perpendicularly above the center of the base. 470. The lateral surface of a pyramid... | |
 | Webster Wells - Geometry - 1894 - 394 pages
...its base is a triangle, quadrilateral, etc. NOTE. A triangular pyramid is a tetraedron (§ 467). 513. A regular pyramid is a pyramid whose base is a regular polygon, and whose vertex lies in the perpendicular erected at the centre of the base. 514. The lateral edges... | |
 | John Tilden Prince - Arithmetic - 1894 - 246 pages
...is a polyhedron bounded by triangles that have a common vertex, and by a polygon, called the base. A regular pyramid is a pyramid whose base is a regular polygon, and whose vertex is directly above the center of the base. A quadrangular pyramid is a pyramid whose... | |
 | Andrew Wheeler Phillips, Irving Fisher - Geometry - 1896 - 570 pages
...the lateral edges ; and OA B, OBC, etc., are the lateral faces of the pyramid O-ABCDE 082. Defs. — A regular pyramid is a pyramid whose base is a regular polygon and whose vertex lies in the perpendicular to the base erected at its centre. This perpendicular is... | |
 | Andrew Wheeler Phillips, Irving Fisher - Geometry - 1897 - 376 pages
...the lateral edges; and OAB, OBC, etc., are the lateral faces of the pyramid O-ABCDE. (i47. Defs. — A regular pyramid is a pyramid whose base is a regular polygon and whose vertex lies in the perpendicular to the base erected at its centre. This perpendicular is... | |
 | Henry W. Keigwin - Geometry - 1897 - 254 pages
...to the pyramid containing the given frustum. Prove the two frustums equivalent remainders. 488. DEF. A regular pyramid is a pyramid whose base is a regular polygon and the projection of whose vertex on the base is the center of the base. 489. COR. The lateral faces... | |
 | Webster Wells - Geometry - 1899 - 424 pages
...called triangular, quadrangular, etc., according as its base is a triangle, quadrilateral, etc. 504. A regular pyramid is a pyramid whose base is a regular polygon, and whose vertex lies in the perpendicular erected at the centre of the base. cutting by the 505. A... | |
 | Webster Wells - Geometry - 1899 - 450 pages
...called triangular, quadrangular, etc., according as its base is a triangle, quadrilateral, etc. 504. A regular pyramid is a pyramid whose base is a regular polygon, and whose vertex lies in the perpendicular erected at the centre of the base. 505. A truncated pyramid... | |
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